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  1. #include <algorithm>
  2. #include <iomanip>
  3. #include <iostream>
  4. #include <vector>
  5. #include <set>
  6. #include <numeric>
  7. #include <map>
  8. #include <unordered_map>
  9. using namespace std;
  10. #define all(a) a.begin(), a.end()
  11. #define ll long long
  12. #define fo(i,n) for (long long i = 0; i < n; i++)
  13.  
  14. int main()
  15. {
  16.     ll n,m,input;
  17.     ios_base::sync_with_stdio(false);
  18.     cin.tie(0); cout.tie(0);
  19.     cin >> n >> m;
  20.     vector<ll> black(n);
  21.     vector<ll> white(m);
  22.     fo(j,n)
  23.     {
  24.         cin >> black[j];
  25.     }
  26.     fo(j,m)
  27.     {
  28.         cin >> white[j];
  29.     }
  30.     sort(all(black),std::greater<int>());
  31.     sort(all(white),std::greater<int>());
  32.     ll used1 = 0;
  33.     ll used2 = 0;
  34.     ll score = 0;
  35.     while (n > 0 || m > 0)
  36.     {
  37.         fo(k,n)
  38.         {
  39.             if (black[k] > 0)
  40.             {
  41.                 score+= black[k];
  42.                 used1++;
  43.             }
  44.             else
  45.             {
  46.                 break;
  47.             }
  48.         }
  49.         fo(k,m)
  50.         {
  51.             if (white[k] > 0)
  52.             {
  53.                 if (used2 < used1)
  54.                 {
  55.                     score+= white[k];
  56.                     used2++;
  57.                 }
  58.                 else
  59.                 {
  60.                     if (used1+1 < n && black[used1]+white[k] > 0)
  61.                     {
  62.                         score += black[used1]+white[k];
  63.                         used1++;
  64.                         used2++;
  65.                     }
  66.                     else
  67.                     {
  68.                         break;
  69.                     }
  70.                 }
  71.             }
  72.         }
  73.         break;
  74.     }
  75.     cout << score;
  76. }
Success #stdin #stdout 0.01s 5288KB
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stdin
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4 4
-1 -1 -1 -1
1 1 1 2
stdout
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1
https://ideone.com/GTo8XN
language:
C++14 (gcc 8.3)
created:
4 days ago
visibility:
public

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